CA1281505C - Expandable intraluminal graft, and apparatus for implanting an expandable intraluminal graft - Google Patents
Expandable intraluminal graft, and apparatus for implanting an expandable intraluminal graftInfo
- Publication number
- CA1281505C CA1281505C CA 522325 CA522325A CA1281505C CA 1281505 C CA1281505 C CA 1281505C CA 522325 CA522325 CA 522325 CA 522325 A CA522325 A CA 522325A CA 1281505 C CA1281505 C CA 1281505C
- Authority
- CA
- Canada
- Prior art keywords
- tubular member
- expandable
- slots
- prosthesis
- vascular graft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Landscapes
- Prostheses (AREA)
Abstract
ABSTRACT
EXPANDABLE INTRALUMINAL GRAFT AND APPARATUS
FOR IMPLANTING AN EXPANDABLE INTRALUMINAL GRAFT
An expandable and deformable intraluminal vascular graft is expanded within a blood vessel by an angioplasty balloon associated with a catheter to dilate and expand the lumen of a blood vessel. The graft may be a thin-walled tubular member having a plurality of slots disposed substantially parallel to the longitudinal axis of the tubular member.
EXPANDABLE INTRALUMINAL GRAFT AND APPARATUS
FOR IMPLANTING AN EXPANDABLE INTRALUMINAL GRAFT
An expandable and deformable intraluminal vascular graft is expanded within a blood vessel by an angioplasty balloon associated with a catheter to dilate and expand the lumen of a blood vessel. The graft may be a thin-walled tubular member having a plurality of slots disposed substantially parallel to the longitudinal axis of the tubular member.
Claims (30)
1. An expandable intraluminal vascular graft, comprising:
a thin-walled tubular member having first and second ends and a wall surface disposed between the first and second ends, the wall surface having a substantially uniform thickness and a plurality of slots formed therein, the slots being disposed substantially parallel to the longitudinal axis of the tubular member;
the tubular member having a first diameter which permits intraluminal delivery of the tubular member into a body passageway having a lumen; and the tubular member having a second, expanded and deformed diameter, upon the application from the interior of the tubular member of a radially, outwardly extending force, which second diameter is variable and dependent upon the amount of force applied to the tubular member, whereby the tubular member may be expanded and deformed to expand the lumen of the body passageway.
a thin-walled tubular member having first and second ends and a wall surface disposed between the first and second ends, the wall surface having a substantially uniform thickness and a plurality of slots formed therein, the slots being disposed substantially parallel to the longitudinal axis of the tubular member;
the tubular member having a first diameter which permits intraluminal delivery of the tubular member into a body passageway having a lumen; and the tubular member having a second, expanded and deformed diameter, upon the application from the interior of the tubular member of a radially, outwardly extending force, which second diameter is variable and dependent upon the amount of force applied to the tubular member, whereby the tubular member may be expanded and deformed to expand the lumen of the body passageway.
2. The expandable intraluminal vascular graft of claim 1, wherein the slots are uniformly and circumferentially spaced from adjacent slots and the slots are uniformly spaced from adjacent slots along the longitudinal axis of the tubular member, whereby at least one elongate member is formed between adjacent slots.
3. The expandable intraluminal vascular graft of claim 2, wherein each slot has first and second ends, and the first and second ends of each slot are disposed intermediate the first and second ends of adjacent slots along the longitudinal axis of the tubular member.
4. The expandable intraluminal vascular graft of claim 1, wherein the tubular member does not exert any outward, radial force while the tubular member has the first or second, expanded diameter.
5. The expandable intraluminal vascular graft of claim 1, wherein the slots have a substantially rectangular configuration when the tubular member has the first diameter; and the slots have a substantially hexagonal configuration when the tubular member has the second, expanded diameter.
6. The expandable intraluminal vascular graft of claim 1, wherein the slots have a configuration which is substantially a parallelogram after the tubular member has been expanded and deformed into the second expanded diameter.
7. The expandable intraluminal vascular graft of claim 1, wherein the tubular member has a biologically inert coating on the wall surface.
8. The expandable intraluminal vascular graft of claim 7, wherein the coating includes a means for anchoring the tubular member to the body passageway.
9. The expandable intraluminal vascular graft of claim 8, wherein the anchoring means is a plurality of radially, outwardly extending projections formed on the coating.
10. The expandable intraluminal vascular graft of claim 7, wherein the coating has a plurality of openings therein to allow communication between the body passageway and the interior of the tubular member.
11. The expandable intraluminal vascular graft of claim 1, wherein the outside of the wall surface of the tubular member is a smooth surface, when the tubular member has the first diameter.
12. An expandable prosthesis for a body passageway, comprising:
a thin-walled tubular member having first and second ends and a wall surface disposed between the first and second ends, the wall surface having a substantially uniform thickness and a plurality of slots formed therein, the slots being disposed substantially parallel to the longitudinal axis of the tubular member;
the tubular member having a first diameter which permits intraluminal delivery of the tubular member into a body passageway having a lumen;
and the tubular member having a second, expanded diameter, upon the application from the interior of the tubular member of radially, outwardly extending force, which second diameter is variable and dependent upon the amount of force applied to the tubular member, whereby the tubular member may be expanded and deformed to expand the lumen of the body passageway.
a thin-walled tubular member having first and second ends and a wall surface disposed between the first and second ends, the wall surface having a substantially uniform thickness and a plurality of slots formed therein, the slots being disposed substantially parallel to the longitudinal axis of the tubular member;
the tubular member having a first diameter which permits intraluminal delivery of the tubular member into a body passageway having a lumen;
and the tubular member having a second, expanded diameter, upon the application from the interior of the tubular member of radially, outwardly extending force, which second diameter is variable and dependent upon the amount of force applied to the tubular member, whereby the tubular member may be expanded and deformed to expand the lumen of the body passageway.
13. The expandable prosthesis for a body passageway of claim 12, wherein the tubular member has a biologically inert coating on the wall surface.
14. The expandable prosthesis for a body passageway of claim 13, wherein the coating includes a means for anchoring the tubular member to the body passageway.
15. The expandable prosthesis for a body passageway of claim 14, wherein the anchoring means is a plurality of radially, outwardly extending projections formed on the coating.
16. The expandable prosthesis for a body passageway of claim 13, wherein the coating has a plurality of openings therein to allow communication between the body passageway and the interior of the tubular member.
17. The expandable prosthesis of claim 12, wherein the slots are uniformly and circumferentially spaced from adjacent slots and the slots are uniformly spaced from adjacent slots along the longitudinal axis of the tubular member, whereby at least one elongate member is formed between adjacent slots.
18. The expandable prosthesis of claim 17, wherein each slot has first and second ends, and the first and second ends of each slot are disposed intermediate the first and second ends of adjacent slots along the longitudinal axis of the tubular member.
19. The expandable prosthesis of claim 12, wherein the tubular member does not exert any outward, radial force while the tubular member has the first or second, expanded diameter.
20. The expandable prosthesis of claim 12, wherein the slots have a substantially rectangular configuration when the tubular member has the first diameter; and the slots have a substantially hexagonal configuration when the tubular member has the second, expanded diameter.
21. The expandable prosthesis of claim 12, wherein the slots have a configuration which is substantially a parallelogram after the tubular member has been expanded and deformed into the second expanded diameter.
22. The expandable prosthesis of claim 12, wherein the outside of the wall surface of the tubular member is a smooth surface, when the tubular member has the first diameter.
23. An apparatus for intraluminally reinforcing a body passageway, comprising:
an expandable and deformable, thin-walled tubular prosthesis having first and second ends, and a wall surface disposed between the first and second ends, the wall surface having a plurality of slots formed therein, the slots being disposed substantially parallel to the longitudinal axis of the prosthesis; and a catheter, having an expandable, inflatable portion associated therewith and including means for mounting and retaining the expandable, thin-walled tubular prosthesis on the expandable, inflatable portion, whereby upon inflation of the expandable, inflatable portion of the catheter, the prosthesis is expanded and deformed radially outwardly into contact with the body passageway.
an expandable and deformable, thin-walled tubular prosthesis having first and second ends, and a wall surface disposed between the first and second ends, the wall surface having a plurality of slots formed therein, the slots being disposed substantially parallel to the longitudinal axis of the prosthesis; and a catheter, having an expandable, inflatable portion associated therewith and including means for mounting and retaining the expandable, thin-walled tubular prosthesis on the expandable, inflatable portion, whereby upon inflation of the expandable, inflatable portion of the catheter, the prosthesis is expanded and deformed radially outwardly into contact with the body passageway.
24. The apparatus of claim 23, wherein the mounting and retaining means comprises retainer ring members disposed on the catheter adjacent the expandable, inflatable portion and adjacent each end of the expandable, tubular prosthesis.
25. An apparatus for expanding the lumen of a body passageway comprising:
an expandable and deformable thin-walled intraluminal vascular graft having first and second ends, and a wall surface disposed between the first and second ends, the wall surface having a plurality of slots formed therein, the slots being disposed substantially parallel to the longitudinal axis of the graft; and a catheter, having an expandable, inflatable portion associated therewith and including means for mounting and retaining the expandable, deformable intraluminal vascular graft on the expandable, inflatable portion, whereby upon inflation of the expandable, inflatable portion of the catheter, the intraluminal vascular graft is expanded and deformed radially outwardly into contact with the body passageway.
an expandable and deformable thin-walled intraluminal vascular graft having first and second ends, and a wall surface disposed between the first and second ends, the wall surface having a plurality of slots formed therein, the slots being disposed substantially parallel to the longitudinal axis of the graft; and a catheter, having an expandable, inflatable portion associated therewith and including means for mounting and retaining the expandable, deformable intraluminal vascular graft on the expandable, inflatable portion, whereby upon inflation of the expandable, inflatable portion of the catheter, the intraluminal vascular graft is expanded and deformed radially outwardly into contact with the body passageway.
26. The apparatus of claim 25, wherein the mounting and retaining means comprises retainer ring members disposed on the catheter adjacent the expandable, inflatable portion and adjacent each end of the expandable intraluminal vascular graft.
27. The expandable intraluminal vascular graft of claim 1, wherein tantalum is utilized for the tubular member.
28. The expandable prosthesis of claim 12, wherein tantalum is utilized for the tubular member.
29. The apparatus of claim 23, wherein tantalum is utilized for the tubular prosthesis.
30. The apparatus of claim 25, wherein tantalum is utilized for the intraluminal vascular graft.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US90/002493 US4733665C2 (en) | 1985-11-07 | 1985-11-07 | Expandable intraluminal graft and method and apparatus for implanting an expandable intraluminal graft |
| US796,009 | 1985-11-07 | ||
| US06923798 US4739762B1 (en) | 1985-11-07 | 1986-11-03 | Expandable intraluminal graft and method and apparatus for implanting an expandable intraluminal graft |
| US923,798 | 1986-11-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1281505C true CA1281505C (en) | 1991-03-19 |
Family
ID=27121679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 522325 Expired CA1281505C (en) | 1985-11-07 | 1986-11-06 | Expandable intraluminal graft, and apparatus for implanting an expandable intraluminal graft |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1281505C (en) |
-
1986
- 1986-11-06 CA CA 522325 patent/CA1281505C/en not_active Expired
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |